<?php 
	ob_start ("ob_gzhandler");
	header("Content-type: application/javascript; charset: UTF-8");
	header("Cache-Control: must-revalidate");
	$offset = 60 * 60 *24 * 7;
	$ExpStr = "Expires: " . gmdate("D, d M Y H:i:s", time() + $offset) . " GMT";
	$LastModStr = "Last-Modified: " . gmdate("D, d M Y H:i:s", time()) . " GMT";
	header($ExpStr);
	header($LastModStr);
	
	$filename = @$_GET["file"];
	if($filename) {
		echo file_get_contents($filename);
	}
?>